Actix-Demo/src/actions.rs

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Rust
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2020-05-06 13:25:54 +00:00
use diesel::prelude::*;
use crate::models;
pub fn find_user_by_uid(
uid: i32,
conn: &SqliteConnection,
) -> Result<Option<models::User>, diesel::result::Error> {
use crate::schema::users::dsl::*;
let maybe_user = users.find(uid).first::<models::User>(conn).optional();
// Ok(user)
maybe_user
}
pub fn find_user_by_name(
user_name: String,
conn: &SqliteConnection,
) -> Result<Option<models::User>, diesel::result::Error> {
use crate::schema::users::dsl::*;
let maybe_user = users
.filter(name.eq(user_name))
.first::<models::User>(conn)
.optional();
maybe_user
}
pub fn get_all(
conn: &SqliteConnection,
) -> Result<Option<Vec<models::User>>, diesel::result::Error> {
use crate::schema::users::dsl::*;
users.load::<models::User>(conn).optional()
}
/// Run query using Diesel to insert a new database row and return the result.
pub fn insert_new_user(
nu: &models::NewUser,
conn: &SqliteConnection,
) -> Result<models::User, diesel::result::Error> {
// It is common when using Diesel with Actix web to import schema-related
// modules inside a function's scope (rather than the normal module's scope)
// to prevent import collisions and namespace pollution.
use crate::schema::users::dsl::*;
// let new_user = models::User {
// id: Uuid::new_v4().to_string(),
// name: nu.name.to_string(),
// };
// let x = users.load::<models::User>(conn).optional();
// let target = users.find("4");
// let test_user = models::User {
// id: "5".to_owned(),
// name: "who".to_owned(),
// };
// let update_result = diesel::update(target).set(&test_user).execute(conn);
diesel::insert_into(users).values(nu).execute(conn)?;
let user = users
.filter(name.eq(nu.name.clone()))
.first::<models::User>(conn);
user
// Ok(nu.clone())
}